Question 1

Which of the following best describes the main function of simple squamous epithelium in the alveoli of the lungs?

Accepted Answer

Rapid diffusion of gases

Question 2

A tissue sample from the skin surface is examined under a microscope. It shows multiple layers of flat, scale-like cells. Which type of epithelium is this?

Accepted Answer

Stratified squamous epithelium

Question 3

Which characteristic of epithelial tissue allows it to rapidly repair and replace damaged cells?

Accepted Answer

High regenerative capacity through mitosis

Question 4

A gland that releases its product directly into the bloodstream is classified as which type of gland?

Accepted Answer

Endocrine gland

Question 5

Which of the following is NOT a function of epithelial tissue?

Accepted Answer

Insulation

Question 6

Connective tissue is unique among primary tissues because its cells are suspended in an abundant extracellular matrix. Which equation best represents the relationship between the components of connective tissue?

Accepted Answer

$$Cells + ECM = Connective\ Tissue$$

Question 7

A patient presents with a burn that has destroyed the epidermis and part of the dermis. Which type of epithelial tissue is most affected?

Accepted Answer

Stratified squamous epithelium

Question 8

Which of the following connective tissue fibers provides the greatest tensile strength?

Accepted Answer

Collagen fibers

Question 9

A glandular cell releases its product by exocytosis without losing any part of the cell. Which type of secretion is this?

Accepted Answer

Merocrine

Question 10

Which of the following best explains why cartilage heals slowly after injury?

Accepted Answer

Cartilage is avascular and relies on diffusion for nutrient supply

Question 11

Which cell type is responsible for actively secreting the extracellular matrix in connective tissue proper?

Accepted Answer

Fibroblast

Question 12

A patient with chronic acid reflux develops a burning pain due to damage in the tissue lining the esophagus. Which type of epithelial tissue is most likely being eroded?

Accepted Answer

Stratified squamous epithelium

Question 13

Which of the following best describes the difference between endocrine and exocrine glands?

Accepted Answer

Endocrine glands secrete hormones into blood; exocrine glands secrete products into ducts

Question 14

Which equation best represents the process of holocrine secretion in sebaceous glands?

Accepted Answer

$$Secretory\ Product = Cell\ Rupture + Cell\ Death$$

Question 15

Which of the following is a correct pairing of connective tissue cell and its function?

Accepted Answer

Macrophage – immune defense and phagocytosis

Question 16

Which type of epithelial tissue lines most of the gastrointestinal tract and is specialized for absorption and secretion?

Accepted Answer

Simple columnar epithelium

Question 17

Which of the following best describes the role of tight junctions in epithelial tissue?

Accepted Answer

Bind cells together to form continuous sheets and prevent leakage

Question 18

A multicellular exocrine gland with a branched duct and sac-like secretory units is classified as which type?

Accepted Answer

Compound alveolar gland

Question 19

Which connective tissue cell type is most likely to increase in number during an allergic reaction?

Accepted Answer

Mast cell

Question 20

Which equation best represents the process of diffusion across a simple squamous epithelium?

Accepted Answer

$$Rate\ of\ Diffusion \propto \frac{Surface\ Area}{Thickness}$$

Tissues: The Living Fabric – Structure and Function of Epithelial and Connective Tissues

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